Screen frame corner key



FIG. 1 is a perspective view of the screen frame corner key;

FIG. 2 is a bottom view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a bottom view thereof. 

The ornamental design of the screen frame corner key, as shown and described. 